ballasting造句怎么写

The ingots being weighed prior to melting for pouring into the lower keel, to ensure accurate ballasting.

Research on Key Technologies and Software of Pre-ballasting Simulation and Real-time Loading-out for Semi-submersible Barge and Floating Dock

This paper analyses technic feature and economy for self-ballasting fluorescent lamp and points out that reducing products cost can save energy consumption and raise utilization of energy source.

Fully-automated levelling of the outriggers and ballasting with advanced keyhole technology increases the quick readiness for operation of the crane.

EPDM can be installed by either ballasting, mechanical fastening or full adherence.

The activities of maritime vessels that can be environmentally harmful include ship waste disposal, bilge pumping, tank cleaning, ballasting, power generation, and fueling.